! Swift/XRT lightcurve of trigger: 375409, name: GRB 091109B
 ! T0 for this burst is Swift MET=279496148.2 s, = 2009 Nov 09 at 21:49:02.914 UT
 ! Data covers 0.3-10 keV
 ! The data are in 5 columns:  ! time, time error (+ve), time error (-ve), source count-rate, source error
 ! For a detailed description of light curve production, see Evans et al. 2007 (A&A, 469, 379 )
 ! For a detailed description of the file, see
 ! http://www.swift.ac.uk/xrt_curves/docs.php
 ! This lightcurve was obtained from http://www.swift.ac.uk/xrt_curves/00375409
READ TERR 1
READ SERR 2
! PC data
!TIME		Err (pos)	Err(neg)	Rate		Error
154.788328	114.917824	-68.115844	0.170598	0.037569
603.981047	668.640373	-334.274895	0.037464	0.007732
5572.291269	1464.164371	-980.454366	0.019002	0.003707
13795.119347	9372.695953	-3429.128883	0.005072	0.001101
58701.845890	34959.869910	-22912.246987	0.002519	0.000553
203628.595022	62982.602108	-53265.703599	0.002894	0.000998